Finding the Fourth Proportional to 63,649,797.15, 87,821,397.93 and 37,173,135.99
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Solution
The fourth proportional to 63,649,797.15, 87,821,397.93 and 37,173,135.99 is: 51,289,979.14
Step by Step Solution
- Step 1: Write the proportion equation
63,649,797.15 : 87,821,397.93 = 37,173,135.99 : x - Step 2: Convert to fraction form
63,649,797.15/87,821,397.93 = 37,173,135.99/x - Step 3: Cross multiply
63,649,797.15x = 87,821,397.93 × 37,173,135.99 - Step 4: Simplify right side
63,649,797.15x = 3,264,596,768,083,795 - Step 5: Solve for x
x = 3,264,596,768,083,795/63,649,797.15 - Step 6: Final answer
x = 51,289,979.14
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.